Footwear upper



FIG. 1 is a front perspective view of a footwear upper showing my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is an opposite side elevational view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines immediately adjacent to the shaded areas represent the bounds of the claimed design while all other broken lines are directed to portions of the article and form no part of the claimed design. 

CLAIM The ornamental design for a footwear upper, as shown and described. 